Laminated vacuum form glass mold
US5651806A · kind A · utility
2Cited by
18References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1994 |
| Grant date | Jul 29, 1997 |
| Priority date | — |
| Expiry date | Dec 19, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03B23/0357
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An apparatus sculpturing from sheet material a vacuum formed glass mold. The sheet material is cut into a plurality of sections that are combined into laminated structure is that is welded together and mounted on a mold base. The top surfaces of the individual sections are machined to form a glass forming surface that can be used to vacuum form glass that conforms to the shape of the forming surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.